连续: 6年未出事故. There have been no a ...x: vt. (x-ed, x'd x-ing, x'ing) ...β射线: beta ray白色: white; albedo; whiteness白色x射线: white x-ray radiation; white x-rays连续 x 射线: continuous x rays连续x 射线。: whitener x-rays连续x射线: white x-rays连续x射线谱: white x rays单色射线: monochromatic gamma rays; monochromatic rays致色射线: pigment-producing rays白色x射线, 白色伦琴射线: white x-ray连续x射线, 连续伦琴射线: white x-rayx射线连续摄影术: serialography彩色射线透照术: colour radiographyx 射线: roentgen rays; x raysx射线: roentgen rays; rontgen; x radiation; x rays; x-radiation; xray; x-ray plate; x-raysx射线,伦琴射线: roentgen-伦琴射线x射线: roentgen rayx光,x射线: x-ray连续射线谱: continuous arc; continuous beta ray spectrumk层x射线: k shell x-rayx 射线法: x ray methodx 射线分析: x ray analysisx 射线辐射: x radiation; x ray radiation